<!DOCTYPE html>
<link rel="match" href="../expected/css-isolation.html" />
<style>
  .outer {
    isolation:isolate;
    position: absolute;
  }
  .inner {
    width: 100px;
    height: 100px;
  }
</style>
<div class="outer">
    <div class="inner" style="background-color:red; position:relative; z-index:1;"></div>
</div>
<div class="outer">
    <div class="inner" style="background-color:green;"></div>
</div>
